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Switches handles back to std::array (#367)

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The binary size is being increased much less then when we originally
tried this. Using static arrays save a pointer indirection and will help
with cache in real time cases.
This commit is contained in:
Thad House
2016-11-24 21:55:20 -08:00
committed by Peter Johnson
parent 57ef5cfd07
commit bfe429de51
4 changed files with 16 additions and 50 deletions
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17
hal/include/HAL/handles/LimitedClassedHandleResource.h
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@@ -9,8 +9,8 @@
#include <stdint.h>
#include <array>
#include <memory>
#include <vector>
#include "HAL/Types.h"
#include "HAL/cpp/make_unique.h"
@@ -39,26 +39,17 @@ class LimitedClassedHandleResource {
LimitedClassedHandleResource(const LimitedClassedHandleResource&) = delete;
LimitedClassedHandleResource operator=(const LimitedClassedHandleResource&) =
delete;
LimitedClassedHandleResource();
LimitedClassedHandleResource() = default;
THandle Allocate(std::shared_ptr<TStruct> toSet);
std::shared_ptr<TStruct> Get(THandle handle);
void Free(THandle handle);
private:
// Dynamic array to shrink HAL file size.
std::unique_ptr<std::shared_ptr<TStruct>[]> m_structures;
std::unique_ptr<priority_mutex[]> m_handleMutexes;
std::array<std::shared_ptr<TStruct>, size> m_structures;
std::array<priority_mutex, size> m_handleMutexes;
priority_mutex m_allocateMutex;
};
template <typename THandle, typename TStruct, int16_t size,
HAL_HandleEnum enumValue>
LimitedClassedHandleResource<THandle, TStruct, size,
enumValue>::LimitedClassedHandleResource() {
m_structures = std::make_unique<std::shared_ptr<TStruct>[]>(size);
m_handleMutexes = std::make_unique<priority_mutex[]>(size);
}
template <typename THandle, typename TStruct, int16_t size,
HAL_HandleEnum enumValue>
THandle